package 面试题;

public class MainTest {
     public static void main(String[] args){
        System.out.println("MainTest 可以正常运行");
        int x=4;
        int y=5;
        y=x++;
        System.out.println(y);
    }
}


class MainTest1{
    static public void main(String[] args){
        System.out.println("MainTest1 也可以正常运行");
        int x = 5;
        x = x + (x++) + (x++);
        System.out.println(x);

        int[][] a = new int[4][];
        int [][] b = new int[4][4];
        int[][] c = new int[0][0];

        int[][] t = new int[][]{{1,2},{3,4}};
    }

}